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Subnetting Summary

This document describes the subnetting of the 172.16.128.0/17 and 172.31.0.0/16 IP address ranges. It breaks the ranges into smaller subnets using CIDR notation and lists the network, first, and last IP addresses of each subnet. The 172.31.0.0/16 range further categorizes the subnets for departments within an organization.

Uploaded by

Juan Carrillo
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© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
115 views38 pages

Subnetting Summary

This document describes the subnetting of the 172.16.128.0/17 and 172.31.0.0/16 IP address ranges. It breaks the ranges into smaller subnets using CIDR notation and lists the network, first, and last IP addresses of each subnet. The 172.31.0.0/16 range further categorizes the subnets for departments within an organization.

Uploaded by

Juan Carrillo
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
You are on page 1/ 38

172.16.128.

0/17

32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N


128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Last Broadcast
172 16 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 16000 172.16.128.0/18 172.16.128.1/18 172.16.191.254/18172.16.191.255/18
172 16 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 8000 172.16.192.0/19 172.16.192.1/19 172.16.223.254/19172.16.223.255/19
172 16 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 4000 172.16.224.0/20 172.16.224.1/20 172.16.239.254/20172.16.239.255/20
172 16 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 2000 172.16.240.0/21 172.16.240.1/21 172.16.247.254/21172.16.247.255/21
172 16 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1000 172.16.248.0/22 172.16.248.1/22 172.16.251.254/22172.16.251.255/22
172 16 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 500 172.16.252.0/23 172.16.252.1/23 172.16.253.254/23172.16.253.255/23
172 16 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 2 172.16.254.0/30 172.16.254.1/30 172.16.254.2/30 172.16.254.3/30
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 1 0 0 2 172.16.254.4/30 172.16.254.5/30 172.16.254.6/30 172.16.254.7/30
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 1 1 1
172 16 1 1 1 1 1 1 1 0 0 0 0 0 1 0 0 0 2 172.16.254.8/30 172.16.254.9/30 172.16.254.10/30 172.16.254.11/30
172 16 1 1 1 1 1 1 1 0 0 0 0 0 1 0 1 1
172 16 1 31506

172.31.30.0/23

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 31 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 172.31.30.0/25 172.31.30.1/25 172.31.30.127/25 172.31.30.126/25
172 31 0 0 0 1 1 1 1 0 0 1 1 1 1 1 1 1
172 31 0 0 0 1 1 1 1 0 1 0 0 0 0 0 0 0 172.31.30.128/25 172.31.30.129/25 172.31.30.255/25 172.31.30.254/25
172 31 0 0 0 1 1 1 1 0 1 1 1 1 1 1 1 1

172.31.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 31 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Invest 172.31.0.0/26 172.31.0.1/26 172.31.0.63/26 172.31.0.62/26
172 31 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 Comercio 172.31.0.64/26 172.31.0.65/26 172.31.0.127/26 172.31.0.126/26
172 31 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 Ventas 172.31.0.128/27 172.31.0.129/27 172.31.0.159/27 172.31.0.158/27
172 31 0 0 0 0 0 0 0 0 1 0 0 1 1 1 1 1
172 31 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 Admin 172.31.0.160/28 172.31.0.161/28 172.31.0.175/28 172.31.0.174/28
172 31 0 0 0 0 0 0 0 0 1 0 1 0 1 1 1 1
172 31 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 Ventas Rem 172.31.0.176/28 172.31.0.177/28 172.31.0.191/28 172.31.0.190/28
172 31 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 TI 172.31.0.192/29 172.31.0.193/29 172.31.0.199/29 172.31.0.198/29
172 31 0 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1
172 31 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 Servers 172.31.0.200/29 172.31.0.201/29 172.31.0.207/29 172.31.0.206/29
172 31 0 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1
172 31 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 Border Admin 172.31.0.208/29 172.31.0.209/29 172.31.0.215/29 172.31.0.214/29
172 31 0 0 0 0 0 0 0 0 1 1 0 1 0 1 1 1
172 31 0 0 0 0 0 0 0 0 1 1 0 1 1 0 0 0 Princi Border 172.31.0.216/30 172.31.0.217/30 172.31.0.219/30 172.31.0.218/30
172 31
172 31 Princi Londr 172.31.0.220/30 172.31.0.221/30 172.31.0.223/30 172.31.0.222/30
172 31
172 31

172.31.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 31 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Invest(76) 172.31.0.0/25 172.31.0.1/25 172.31.0.127/25 172.31.0.126/25
172 31 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 Comercio(66) 172.31.0.128/25 172.31.0.129/25 172.31.0.255/25 172.31.0.254/25
172 31 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Ventas (40) 172.31.1.0/26 172.31.1.1/26 172.31.1.63/26 172.31.1.62/26
172 31 0 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 Admin(22) 172.31.1.64/27 172.31.1.65/27 172.31.1.95/27 172.31.1.94/27
172 31 0 0 0 0 0 0 0 1 0 1 0 1 1 1 1 1
172 31 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 VentasR(16) 172.31.1.96/27 172.31.1.97/27 172.31.1.127/27 172.31.1.126/27
172 31 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 TI(10) 172.31.1.128/28 172.31.1.129/28 172.31.1.143/28 172.31.1.142/28
172 31 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1 1
172 31 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 Datacenter(5) 172.31.1.144/29 172.31.1.145/29 172.31.1.151/29 172.31.1.150/29
172 31 0 0 0 0 0 0 0 1 1 0 0 1 0 1 1 1
172 31 0 0 0 0 0 0 0 1 1 0 0 1 1 0 0 0 Edif_Princ-Londres 172.31.1.152/30 172.31.1.153/30 172.31.1.155/30 172.31.1.154/30
172 31 0 0 0 0 0 0 0 1 1 0 0 1 1 0 1 1
172 31 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0 0 Admin_Border-Edif_Princ 172.31.1.156/30 172.31.1.157/30 172.31.1.159/30 172.31.1.158/30
172 31 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1 1
172 31 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 Admin_Border-Admin 172.31.1.160/30 172.31.1.161/30 172.31.1.163/30 172.31.1.162/30

172 31 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
172 31 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0
172 31 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0
172 31 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0
172 31 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0
172 31 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0
172 31 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0
172 31 0 0 0 0 0 0 0 1 1 0 0 1 1 0 0 0
172 31 0 0 0 0 0 0 0 1 1 0 0 1 1 1 0 0
172 31 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0
172 31 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.31.0.0/23

192.168.1.128

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 VLAN 25 (50 hosts) 192.168.1.128/26 192.168.1.129/26 192.168.1.191/26 192.168.1.190/26
192 168 0 0 0 0 0 0 0 1 1 0 1 1 1 1 1 1

192.168.1.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Student G0/0.10 (120) 192.168.1.0/25 192.168.1.1/25 192.168.1.127/25 192.168.1.126/25
192 168 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 Faculty/Staff G0/0.20 (60) 192.168.1.128/26 192.168.1.129/26 192.168.1.191/26 192.168.1.190/26
192 168 0 0 0 0 0 0 0 1 1 0 1 1 1 1 1 1

172.16.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 500 hosts g0/0 R1 172.16.0.0/23 172.16.0.1/23 172.16.1.255/23 172.16.1.254/23
172 16 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 500 hosts g0/1 R1 172.16.2.0/23 172.16.2.1/23 172.16.3.255/23 172.16.3.254/23
172 16 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 200 hosts g0/0 R2 172.16.4.0/24 172.16.4.1/24 172.16.4.255/24 172.16.4.254/24
172 16 0 0 0 0 0 1 0 0 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 120 hosts g0/1 R2 172.16.5.0/25 172.16.5.1/25 172.16.5.127/25 172.16.5.126/25
172 16 0 0 0 0 0 1 0 1 0 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 80 hosts g0/0 R3 172.16.5.128/25 172.16.5.129/25 172.16.5.255/25 172.16.5.254/25
172 16 0 0 0 0 0 1 0 1 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 80 hosts g0/1 R3 172.16.6.0/25 172.16.6.1/25 172.16.6.127/25 172.16.6.126/25
172 16 0 0 0 0 0 1 1 0 0 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 60 hosts g0/0 R4 172.16.6.128/26 172.16.6.129/26 172.16.6.191/26 172.16.6.190/26
172 16 0 0 0 0 0 1 1 0 1 0 1 1 1 1 1 1
172 16 0 0 0 0 0 1 1 0 1 1 0 0 0 0 0 0 30 hosts g0/1 R4 172.16.6.192/27 172.16.6.193/27 172.16.6.223/27 172.16.6.222/27
172 16 0 0 0 0 0 1 1 0 1 1 0 1 1 1 1 1
2 hosts HQ-R1 172.16.6.224/32 172.16.6.225/32 172.16.6.227/32 172.16.6.226/32

2 hosts HQ-R2 172.16.6.228/32 172.16.6.229/32 172.16.6.231/32 172.16.6.230/32

2 hosts HQ-R3 172.16.6.232/32 172.16.6.233/32 172.16.6.235/32 172.16.6.234/32


2 hosts HQ-R4 172.16.6.236/32 172.16.6.237/32 172.16.6.239/32 172.16.6.238/32

209.165.200.224/27

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit
209 165 1 1 0 0 1 0 0 0 1 1 1 0 0 0 0 0 6 hosts g0/0 ISP Network First Broadcast Last
209 165 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 1 209.165.200.224/2209.165.200.225/2209.165.200.231/2209.165.200.230/29
2 hosts HQ-ISP 209.165.200.232/3209.165.200.233/3209.165.200.235/3209.165.200.234/30

172.16.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 500 hosts g0/0 B1 172.16.0.0/23 172.16.0.1/23 172.16.1.255/23 172.16.1.254/23
172 16 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 500 hosts g0/1 B1 172.16.2.0/23 172.16.2.1/23 172.16.3.255/23 172.16.3.254/23
172 16 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 200 hosts g0/0 B2 172.16.4.0/24 172.16.4.1/24 172.16.4.255/24 172.16.4.254/24
172 16 0 0 0 0 0 1 0 0 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 120 hosts g0/1 B2 172.16.5.0/25 172.16.5.1/25 172.16.5.127/25 172.16.5.126/25
172 16 0 0 0 0 0 1 0 1 0 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 80 hosts g0/0 B3 172.16.5.128/25 172.16.5.129/25 172.16.5.255/25 172.16.5.254/25
172 16 0 0 0 0 0 1 0 1 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 80 hosts g0/1 B3 172.16.6.0/25 172.16.6.1/25 172.16.6.127/25 172.16.6.126/25
172 16 0 0 0 0 0 1 1 0 0 1 1 1 1 1 1 1
172 16 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 60 hosts g0/0 B4 172.16.6.128/26 172.16.6.129/26 172.16.6.191/26 172.16.6.190/26
172 16 0 0 0 0 0 1 1 0 1 0 1 1 1 1 1 1
172 16 0 0 0 0 0 1 1 0 1 1 0 0 0 0 0 0 30 hosts g0/1 B4 172.16.6.192/27 172.16.6.193/27 172.16.6.223/27 172.16.6.222/27
172 16 0 0 0 0 0 1 1 0 1 1 0 1 1 1 1 1
2 hosts HQ-B1 172.16.6.224/30 172.16.6.225/30 172.16.6.227/30 172.16.6.226/30

2 hosts HQ-B2 172.16.6.228/30 172.16.6.229/30 172.16.6.231/30 172.16.6.230/30

2 hosts HQ-B3 172.16.6.232/30 172.16.6.233/30 172.16.6.235/30 172.16.6.234/30

2 hosts HQ-B4 172.16.6.236/30 172.16.6.237/30 172.16.6.239/30 172.16.6.238/30

209.165.200.224/27

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 2^(N-2)
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
209 165 1 1 0 0 1 0 0 0 1 1 1 0 0 0 0 0 6 hosts g0/0 ISP 209.165.200.224/2209.165.200.225/2209.165.200.231/2209.165.200.230/29
209 165 1 1 0 0 1 0 0 0 1 1 1 0 0 1 1 1
209 165 2 hosts HQ-ISP 209.165.200.232/3209.165.200.233/3209.165.200.235/3209.165.200.234/30
209 165

192.168.72.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 Sw4 58 192.168.72.0/26 192.168.72.1/26 192.168.72.63/26 192.168.72.62/26
192 168 0 1 0 0 1 0 0 0 0 0 1 1 1 1 1 1
192 168 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 Sw3 29 192.168.72.64/27 192.168.72.65/27 192.168.72.95/27 192.168.72.94/27
192 168 0 1 0 0 1 0 0 0 0 1 0 1 1 1 1 1
192 168 0 1 0 0 1 0 0 0 0 1 1 0 0 0 0 0 Sw2 15 192.168.72.96/27 192.168.72.97/27 192.168.72.127/27192.168.72.126/27
192 168 0 1 0 0 1 0 0 0 0 1 1 1 1 1 1 1
192 168 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 Sw1 7 192.168.72.128/28192.168.72.129/28192.168.72.143/28192.168.72.142/28
192 168 0 1 0 0 1 0 0 0 1 0 0 0 1 1 1 1
192 168 0 1 0 0 1 0 0 0 1 0 0 1 0 0 0 0 SL 2 192.168.72.144/30192.168.72.145/30192.168.72.147/30192.168.72.146/30
192 168 0 1 0 0 1 0 0 0 1 0 0 1 0 0 1 1

172.20.16.0/23

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 20 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 A1 500 172.20.16.0/23 172.20.16.1/23 172.20.17.255/23 172.20.17.254/23
172 20 0 0 0 1 0 0 0 1 1 1 1 1 1 1 1 1
172 20 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 A2 250 172.20.18.0/24 172.20.18.1/24 172.20.18.255/24 172.20.18.254/24
172 20 0 0 0 1 0 0 1 0 1 1 1 1 1 1 1 1

10.10.16.0/23 (510 hosts)


# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 10 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 R2 G0/0 (254 hosts) 10.10.16.0/24 10.10.16.1/24 10.10.16.255/24 10.10.16.254/24
10 10 0 0 0 1 0 0 0 0 1 1 1 1 1 1 1 1
10 10 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 R2 G0/1 (254 hosts) 10.10.17.0/24 10.10.17.1/24 10.10.17.255/24 10.10.17.254/24
10 10 0 0 0 1 0 0 0 1 1 1 1 1 1 1 1 1

172.16.128.0/17

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 HQ g0/0 16000 hosts 172.16.128.0/18 172.16.128.1/18 172.16.191.255/18172.16.191.254/18
172 16 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 HQ g0/1 8000 hosts 172.16.192.0/19 172.16.192.1/19 172.16.223.255/19172.16.223.254/19
172 16 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 BR1 g0/1 4000 hosts 172.16.224.0/20 172.16.224.1/20 172.16.239.255/20172.16.239.254/20
172 16 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 BR1 g0/0 2000 hosts 172.16.240.0/21 172.16.240.1/21 172.16.247.255/21172.16.247.254/21
172 16 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 BR2 g0/1 1000 hosts 172.16.248.0/22 172.16.248.1/22 172.16.251.255/22172.16.251.254/22
172 16 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 BR2 g0/0 500 hosts 172.16.252.0/23 172.16.252.1/23 172.16.253.255/23172.16.253.254/23
172 16 1 1 1 1 1 1 0 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 HQ-BR1 2 hosts 172.16.254.0/30 172.16.254.1/30 172.16.254.3/30 172.16.254.2/30
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 0 1 1
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 1 0 0 HQ-BR2 2 hosts 172.16.254.4/30 172.16.254.5/30 172.16.254.7/30 172.16.254.6/30
172 16 1 1 1 1 1 1 1 0 0 0 0 0 0 1 1 1
BR1-BR2 2 hosts 172.16.254.8/30 172.16.254.9/30 172.16.254.11/30 172.16.254.10/30

Total 31506
172.16.128.0/19

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Branch g0/1 172.16.128.0/20 172.16.128.1/20 172.16.143.255/20172.16.143.254/20
172 16 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 Branch g0/0 172.16.144.0/20 172.16.144.1/20 172.16.159.255/20172.16.159.254/20
172 16 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1

192.168.0.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TECNICOS1-30-B1-G0/0.10 192.168.0.0/27 192.168.0.1/27 192.168.0.31/27 192.168.0.30/27
192 168 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1
192 168 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 TECNICOS2-25-B2-G0/0.10 192.168.0.32/27 192.168.0.33/27 192.168.0.63/27 192.168.0.62/27
192 168 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 ADMINISTRA1-14-B1-G0/0.20 192.168.0.64/28 192.168.0.65/28 192.168.0.79/28 192.168.0.78/28
192 168 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1 1
192 168 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 ADMINISTRA2-11-B2-G0/0.20 192.168.0.80/28 192.168.0.81/28 192.168.0.95/28 192.168.0.94/28
192 168 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1
192 168 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 VENTAS-10-B2-G0/0.30 192.168.0.96/28 192.168.0.97/28 192.168.0.111/28 192.168.0.110/28
192 168 0 0 0 0 0 0 0 0 0 1 1 0 1 1 1 1
192 168 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 VIGILANCIA-8-B2-G0/0.40 192.168.0.112/28 192.168.0.113/28 192.168.0.127/28 192.168.0.126/28
192 168 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 CONTABILIDAD-6-B1-G0/0.30 192.168.0.128/29 192.168.0.129/29 192.168.0.135/29 192.168.0.134/29
192 168 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 1
192 168 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 GERENCIA-3-B1-G0/0.40 192.168.0.136/29 192.168.0.137/29 192.168.0.143/29 192.168.0.142/29
192 168 0 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1
192 168 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 TESORERIA-2-B1-G0/0.50 192.168.0.144/30 192.168.0.145/30 192.168.0.147/30 192.168.0.146/30
192 168 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 1
192 168 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 B1-B2 192.168.0.148/30 192.168.0.149/30 192.168.0.151/30 192.168.0.150/30
192 168 0 0 0 0 0 0 0 0 1 0 0 1 0 1 1 1

10.0.0.0/8

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet B - 2000 hosts 10.0.0.0/21 10.0.0.1/21 (PC-B 10.0.7.255/21 10.0.7.254/21 (G1 10.0.7.253/21 (S1)
10 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1
10 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 Subnet A - 200 hosts 10.0.8.0/24 10.0.8.1/24 (PC-A 10.0.8.255/24 10.0.8.254/24 (G0)
10 0 0 0 0 0 1 0 0 0 1 1 1 1 1 1 1 1

172.20.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1) HQ lo 1 10.10.10.1/30
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 20 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 HQ 8000 hosts 172.20.0.0/19 172.20.0.1/19 172.20.31.255/19 172.20.31.254/19
172 20 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 HQ fa0/0 PC-2
172 20 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 Branch1 4000 hosts 172.20.32.0/20 172.20.32.1/20 172.20.47.255/20 172.20.47.254/20
172 20 0 0 1 0 1 1 1 1 1 1 1 1 1 1 1 1 Branch1 fa0/0 PC-1
172 20 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 Branch2 2000 hosts 172.20.48.0/21 172.20.48.1/21 172.20.55.255/21 172.20.55.254/21
172 20 0 0 1 1 0 1 1 1 1 1 1 1 1 1 1 1 Branch2 fa0/0 PC-3
172 20 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 HQ-Branch1 172.20.56.0/30 172.20.56.1/30 172.20.56.3/30 172.20.56.2/30
172 20 0 0 1 1 1 0 0 0 0 0 0 0 0 0 1 1 HQ s0/0/0 Branch1 s0/0/0
172 20 0 0 1 1 1 0 0 0 0 0 0 0 0 1 0 0 HQ-Branch2 172.20.56.4/30 172.20.56.5/30 172.20.56.7/30 172.20.56.6/30
172 20 0 0 1 1 1 0 0 0 0 0 0 0 0 1 1 1 HQ s0/0/1 Branch2 s0/0/1
Branch1-Branch2 172.20.56.8/30 172.20.56.9/30 172.20.56.11/30 172.20.56.10/30
Branch1 s0/0/1 Branch2 s0/0/0
14006

172.16.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R1 200 hosts 172.16.0.0/24 172.16.0.1/24 172.16.0.255/24 172.16.0.254/24
172 16 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 R2 150 hosts 172.16.1.0/24 172.16.1.1/24 172.16.1.255/24 172.16.1.254/24
172 16 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 R3 100 hosts 172.168.2.0/25 172.168.2.1/25 172.168.2.127/25 172.168.2.126/25
172 16 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1 1
172 16 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 R4 50 hosts 172.16.2.128/26 172.16.2.129/26 172.16.2.191/26 172.16.2.190/26
172 16 0 0 0 0 0 0 1 0 1 0 1 1 1 1 1 1
172 16 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 R5 31 hosts 172.16.2.192/26 172.16.2.193/26 172.16.2.255/26 172.16.2.254/26
172 16 0 0 0 0 0 0 1 0 1 1 1 1 1 1 1 1
172 16 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 R6 14 hosts 172.16.3.0/28 172.16.3.1/28 172.16.3.15/28 172.16.3.14/28
172 16 0 0 0 0 0 0 1 1 0 0 0 0 1 1 1 1

172.16.128.0/17

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2 255.255.248.0
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.16.128.0/21 172.16.128.1/21 172.16.135.255/21172.16.135.254/21
172 16 1 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.16.136.0/21 172.16.136.1/21 172.16.143.255/21172.16.143.254/21
172 16 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 172.16.144.0/21 172.16.144.1/21 172.16.151.255/21172.16.151.254/21
172 16 1 0 0 1 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 172.16.152.0/21 172.16.152.1/21 172.16.159.255/21172.16.159.254/21
172 16 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 172.16.160.0/21 172.16.160.1/21 172.16.167.255/21172.16.167.254/21
172 16 1 0 1 0 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 172.16.168.0/21 172.16.168.1/21 172.16.175.255/21172.16.175.254/21
172 16 1 0 1 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 172.16.176.0/21 172.16.176.1/21 172.16.183.255/21172.16.183.254/21
172 16 1 0 1 1 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 172.16.184.0/21 172.16.184.1/21 172.16.191.255/21172.16.191.254/21
172 16 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.16.192.0/21 172.16.192.1/21 172.16.199.255/21172.16.199.254/21
172 16 1 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.16.200.0/21 172.16.200.1/21 172.16.207.255/21172.16.207.254/21
172 16 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 172.16.208.0/21 172.16.208.1/21 172.16.215.255/21172.16.215.254/21
172 16 1 1 0 1 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 172.16.216.0/21 172.16.216.1/21 172.16.223.255/21172.16.223.254/21
172 16 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 172.16.224.0/21 172.16.224.1/21 172.16.231.255/21172.16.231.254/21
172 16 1 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 172.16.232.0/21 172.16.232.1/21 172.16.239.255/21172.16.239.254/21
172 16 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 172.16.240.0/21 172.16.240.1/21 172.16.247.255/21172.16.247.254/21
172 16 1 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1
172 16 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 172.16.248.0/21 172.16.248.1/21 172.16.255.255/21172.16.255.254/21
172 16 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1

192.168.72.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 58 hosts - Sw4 192.168.72.0/26 192.168.72.1/26 192.168.72.63/26 192.168.72.62/26
192 168 0 1 0 0 1 0 0 0 0 0 1 1 1 1 1 1
192 168 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 29 hosts - Sw3 192.168.72.64/27 192.168.72.65/27 192.168.72.95/27 192.168.72.94/27
192 168 0 1 0 0 1 0 0 0 0 1 0 1 1 1 1 1
192 168 0 1 0 0 1 0 0 0 0 1 1 0 0 0 0 0 15 hosts - Sw2 192.168.72.96/27 192.168.72.97/27 192.168.72.127/27192.168.72.126/27
192 168 0 1 0 0 1 0 0 0 0 1 1 1 1 1 1 1
192 168 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 0 7 hosts - Sw1 192.168.72.128/28192.168.72.129/28192.168.72.143/28192.168.72.142/28
192 168 0 1 0 0 1 0 0 0 1 0 0 0 1 1 1 1
192 168 0 1 0 0 1 0 0 0 1 0 0 1 0 0 0 0 2 hosts - RS1 RS2 192.168.72.144/30192.168.72.145/30192.168.72.147/30192.168.72.146/30
192 168 0 1 0 0 1 0 0 0 1 0 0 1 0 0 1 1

172.16.7.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 g0/0.10 - 55 hosts 172.16.7.0/26 172.16.7.1/26 172.16.7.63/26 172.16.7.62/26
172 16 0 0 0 0 0 1 1 1 0 0 1 1 1 1 1 1
172 16 0 0 0 0 0 1 1 1 0 1 0 0 0 0 0 0 g0/0.20 - 25 hosts 172.16.7.64/27 172.16.7.65/27 172.16.7.95/27 172.16.7.94/27
172 16 0 0 0 0 0 1 1 1 0 1 0 1 1 1 1 1
172 16 0 0 0 0 0 1 1 1 0 1 1 0 0 0 0 0 g0/0.99 - 6 hosts 172.16.7.96/29 172.16.7.97/29 172.16.7.103/29 172.16.7.102/29
172 16 0 0 0 0 0 1 1 1 0 1 1 0 0 1 1 1
10.10.0.0/18

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 vlan 10 - 1000 hosts 10.10.0.0/22 10.10.0.1/22 10.10.3.255/22 10.10.3.254/22
10 10 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1
10 10 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 vlan 20 - 400 hosts 10.10.4.0/23 10.10.4.1/23 10.10.5.255/23 10.10.5.254/23
10 10 0 0 0 0 0 1 0 1 1 1 1 1 1 1 1 1
10 10 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 vlan 30 - 128 hosts 10.10.6.0/24 10.10.6.1/24 10.10.6.255/24 10.10.6.254/24
10 10 0 0 0 0 0 1 1 0 1 1 1 1 1 1 1 1
10 10 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 vlan 88 - 16 hosts 10.10.7.0/27 10.10.7.1/27 10.10.7.31/27 10.10.7.30/27
10 10 0 0 0 0 0 1 1 1 0 0 0 1 1 1 1 1

192.168.100.0/24 2^3=8 (5 networks needed) /27


2^5-2=30 (25 hosts needed) 11111111.11111111.11111111.11100000
# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N 255.255.255.224
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 g0/0 - R1 192.168.100.0/27 192.168.100.1/27 192.168.100.31/27192.168.100.30/27
192 168 0 1 1 0 0 1 0 0 0 0 0 1 1 1 1 1
192 168 0 1 1 0 0 1 0 0 0 0 1 0 0 0 0 0 g0/1 - R1 192.168.100.32/2 192.168.100.33/27192.168.100.63/27192.168.100.62/27
192 168 0 1 1 0 0 1 0 0 0 0 1 1 1 1 1 1
192 168 0 1 1 0 0 1 0 0 0 1 0 0 0 0 0 0 g0/0 - R2 192.168.100.64/2 192.168.100.65/27192.168.100.95/27192.168.100.94/27
192 168 0 1 1 0 0 1 0 0 0 1 0 1 1 1 1 1
192 168 0 1 1 0 0 1 0 0 0 1 1 0 0 0 0 0 g0/1 - R2 192.168.100.96/2 192.168.100.97/27192.168.100.127/2192.168.100.126/27
192 168 0 1 1 0 0 1 0 0 0 1 1 1 1 1 1 1
192 168 0 1 1 0 0 1 0 0 1 0 0 0 0 0 0 0 R1 - R2 192.168.100.128/2192.168.100.129/2192.168.100.159/2192.168.100.158/27
192 168 0 1 1 0 0 1 0 0 1 0 0 1 1 1 1 1

172.16.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 R5 fa0/1 6000 172.16.0.0/19 172.16.0.1/19 172.16.31.255/19 172.16.31.254/19
172 16 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1
172 16 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 R6 fa0/1 2000 172.16.32.0/21 172.16.32.1/21 172.16.39.255/21 172.16.39.254/21
172 16 0 0 1 0 0 1 1 1 1 1 1 1 1 1 1 1
172 16 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 R2 fa0/1 1000 172.16.40.0/22 172.16.40.1/22 172.16.43.255/22 172.16.43.254/22
172 16 0 0 1 0 1 0 1 1 1 1 1 1 1 1 1 1
172 16 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 R5 fa0/0 800 172.16.44.0/22 172.16.44.1/22 172.16.47.255/22 172.16.47.254/22
172 16 0 0 1 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 R6 fa0/0 500 172.16.48.0/23 172.16.48.1/23 172.16.49.255/23 172.16.49.254/23
172 16 0 0 1 1 0 0 0 1 1 1 1 1 1 1 1 1
172 16 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 R3 fa0/1 400 172.16.50.0/23 172.16.50.1/23 172.16.51.255/23 172.16.51.254/23
172 16 0 0 1 1 0 0 1 1 1 1 1 1 1 1 1 1
172 16 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 R4 fa0/1 120 172.16.52.0/25 172.16.52.1/25 172.16.52.127/25 172.16.52.126/25
172 16 0 0 1 1 0 1 0 0 0 1 1 1 1 1 1 1

10.10.48.0/22

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 10 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 PHX-LAN-2 (150) 10.10.48.0/24 10.10.48.1/24 10.10.48.255/24 10.10.48.254/24
10 10 0 0 1 1 0 0 0 0 1 1 1 1 1 1 1 1
10 10 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 PHX-LAN-5 (100) 10.10.49.0/25 10.10.49.1/25 10.10.49.127/25 10.10.49.126/25
10 10 0 0 1 1 0 0 0 1 0 1 1 1 1 1 1 1
10 10 0 0 1 1 0 0 0 1 1 0 0 0 0 0 0 0 PHX-LAN-3 (90) 10.10.49.128/25 10.10.49.129/25 10.10.49.255/25 10.10.49.254/25
10 10 0 0 1 1 0 0 0 1 1 1 1 1 1 1 1 1
10 10 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 PHX-LAN-1 (25) 10.10.50.0/27 10.10.50.1/27 10.10.50.31/27 10.10.50.30/27
10 10 0 0 1 1 0 0 1 0 0 0 0 1 1 1 1 1
10 10 0 0 1 1 0 0 1 0 0 0 1 0 0 0 0 0 PHX-LAN-4 (20) 10.10.50.32/27 10.10.50.33/27 10.10.50.63/27 10.10.50.62/27
10 10 0 0 1 1 0 0 1 0 0 0 1 1 1 1 1 1
10 10 0 0 1 1 0 0 1 0 0 1 0 0 0 0 0 0 PHX-LAN-6 (10) 10.10.50.64/28 10.10.50.65/28 10.10.50.79/28 10.10.50.78/28
10 10 0 0 1 1 0 0 1 0 0 1 0 0 1 1 1 1
10 10 0 0 1 1 0 0 1 0 0 1 0 1 0 0 0 0 PHX-SW-MGT (9) 10.10.50.80/28 10.10.50.81/28 10.10.50.95/28 10.10.50.94/28
10 10 0 0 1 1 0 0 1 0 0 1 0 1 1 1 1 1
PHX1-PHX2 (2) 10.10.50.96/30 10.10.50.97/30 10.10.50.99/30 10.10.50.98/30

PHX2-PHX3 (2) 10.10.50.100/30 10.10.50.101/30 10.10.50.103/30 10.10.50.102/30

PHX3-PHX1 (2) 10.10.50.104/30 10.10.50.105/30 10.10.50.107/30 10.10.50.106/30

10.10.52.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 10 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 BAN-LAN-2 (120) 10.10.52.0/25 10.10.52.1/25 10.10.52.127/25 10.10.52.126/25
10 10 0 0 1 1 0 1 0 0 0 1 1 1 1 1 1 1
10 10 0 0 1 1 0 1 0 0 1 0 0 0 0 0 0 0 BAN-LAN-1 (20) 10.10.52.128/27 10.10.52.129/27 10.10.52.159/27 10.10.52.158/27
10 10 0 0 1 1 0 1 0 0 1 0 0 1 1 1 1 1
BAN1-BAN2 (2) 10.10.52.160/30 10.10.52.161/30 10.10.52.163/30 10.10.52.162/30

10.0.0.0/8
# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2 10.0.0.0/8
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet B - 16321 hosts 10.0.0.0/18 10.0.0.1/18 10.0.63.255/18 10.0.63.254/18
10 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1
10 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet A - 63 hosts 10.0.64.0/25 10.0.64.1/25 10.0.64.127/25 10.0.64.126/25
10 0 0 1 0 0 0 0 0 0 0 1 1 1 1 1 1 1
17
11111111.11111111.11111111.100
00000
255.255.255.128
131072
126

10
11111111.11111111.11000000.00000000
255.255.192.0
1024
16382

2001:db8:acad::/48
2001:db8:acad:a::/64 Subnet A
2001:db8:acad:b::/64 Subnet B

192.35.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 35 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prod - vlan10 - 600 hosts 192.35.0.0/22 192.35.0.1/22 192.35.3.255/22 192.35.3.254/22
192 35 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1
192 35 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 Calid - vlan40 - 240 hosts 192.35.4.0/24 192.35.4.1/24 192.35.4.255/24 192.35.4.254/24
192 35 0 0 0 0 0 1 0 0 1 1 1 1 1 1 1 1
192 35 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 Gere - vlan30 - 60 hosts 192.35.5.0/26 192.35.5.1/26 192.35.5.63/26 192.35.5.62/26
192 35 0 0 0 0 0 1 0 1 0 0 1 1 1 1 1 1
192 35 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 Siste - vlan20 - 24 hosts 192.35.5.64/27 192.35.5.65/27 192.35.5.95/27 192.35.5.94/27
192 35 0 0 0 0 0 1 0 1 0 1 0 1 1 1 1 1

Prod - vlan10 - 600 hosts ABCD:1:2:990::/64

Calid - vlan40 - 240 hosts ABCD:1:2:991::/64

Gere - vlan30 - 60 hosts ABCD:1:2:992::/64

Siste - vlan20 - 24 hosts ABCD:1:2:993::/64

192.168.0.0/24
# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Staff - 100 hosts 192.168.0.0/25 192.168.0.1/25 192.168.0.127/25 192.168.0.126/25
192 168 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 Sales - 50 hosts 192.168.0.128/26 192.168.0.129/26 192.168.0.191/26 192.168.0.190/26
192 168 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 IT - 25 hosts 192.168.0.192/27 192.168.0.193/27 192.168.0.223/27 192.168.0.222/27
192 168 0 0 0 0 0 0 0 0 1 1 0 1 1 1 1 1
192 168 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 Guest - 25 hosts 192.168.0.224/27 192.168.0.225/27 192.168.0.255/27 192.168.0.254/27
192 168 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1

172.31.1.0/24 16 11111111 11111111 11111111 11110000


14 255 255 255 240
# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 31 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Subnet 0 - R1 LAN 172.31.1.0/28 172.31.1.1/28 172.31.1.15/28 172.31.1.14/28
172 31 0 0 0 0 0 0 0 1 0 0 0 0 1 1 1 1
172 31 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 Subnet 1 - R2 LAN 172.31.1.16/28 172.31.1.17/28 172.31.1.31/28 172.31.1.30/28
172 31 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1 1
172 31 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 Subnet 2 - R3 LAN 172.31.1.32/28 172.31.1.33/28 172.31.1.47/28 172.31.1.46/28
172 31 0 0 0 0 0 0 0 1 0 0 1 0 1 1 1 1
172 31 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 Subnet 3 - R4 LAN 172.31.1.48/28 172.31.1.49/28 172.31.1.63/28 172.31.1.62/28
172 31 0 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1
172 31 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 Subnet 4 - R1 R2 172.31.1.64/28 172.31.1.65/28 172.31.1.79/28 172.31.1.78/28
172 31 0 0 0 0 0 0 0 1 0 1 0 0 1 1 1 1
Subnet 5 - R2 R3 172.31.1.80/28 172.31.1.81/28 172.31.1.95/28 172.31.1.94/28

Subnet 6 - R3 R4 172.31.1.96/28 172.31.1.97/28 172.31.1.111/28 172.31.1.110/28

Subnet 7 172.31.1.112/28 172.31.1.113/28 172.31.1.127/28 172.31.1.126/28

Subnet 8 172.31.1.128/28 172.31.1.129/28 172.31.1.143/28 172.31.1.142/28

Subnet 9 172.31.1.144/28 172.31.1.145/28 172.31.1.159/28 172.31.1.158/28

Subnet 10 172.31.1.160/28 172.31.1.161/28 172.31.1.175/28 172.31.1.174/28

Subnet 11 172.31.1.176/28 172.31.1.177/28 172.31.1.191/28 172.31.1.190/28

Subnet 12 172.31.1.192/28 172.31.1.193/28 172.31.1.207/28 172.31.1.206/28

Subnet 13 172.31.1.208/28 172.31.1.209/28 172.31.1.223/28 172.31.1.222/28

Subnet 14 172.31.1.224/28 172.31.1.225/28 172.31.1.239/28 172.31.1.238/28


Subnet 15 172.31.1.240/28 172.31.1.241/28 172.31.1.255/28 172.31.1.254/28

188.115.12.0/22

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
Staff - 100 hosts 192.168.0.0/25 192.168.0.1/25 192.168.0.127/25 192.168.0.126/25

Sales - 50 hosts 192.168.0.128/26 192.168.0.129/26 192.168.0.191/26 192.168.0.190/26

IT - 25 hosts 192.168.0.192/27 192.168.0.193/27 192.168.0.223/27 192.168.0.222/27

Guest - 25 hosts 192.168.0.224/27 192.168.0.225/27 192.168.0.255/27 192.168.0.254/27

R1-R2 - 2 hosts 192.168.1.0/30 192.168.1.1/30 192.168.1.3/30 192.168.1.2/30

R2-R3 - 2 hosts 192.168.1.4/30 192.168.1.5/30 192.168.1.7/30 192.168.1.6/30

188.115.12.0/22

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
188 115 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 HQ-LAN 250 hosts 188.115.12.0/24 188.115.12.1/24 188.115.12.255/24188.115.12.254/24
188 115 0 0 0 0 1 1 0 0 1 1 1 1 1 1 1 1
188 115 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 R2-LAN 95 hosts 188.115.13.0/25 188.115.13.1/25 188.115.13.127/25188.115.13.126/25
188 115 0 0 0 0 1 1 0 1 0 1 1 1 1 1 1 1
188 115 0 0 0 0 1 1 0 1 1 0 0 0 0 0 0 0 R1-LAN 80 hosts 188.115.13.128/25188.115.13.129/25188.115.13.255/25188.115.13.254/25
188 115 0 0 0 0 1 1 0 1 1 1 1 1 1 1 1 1
188 115 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 HQ-R1 2 hosts 188.115.14.0/30 188.115.14.1/30 188.115.14.3/30 188.115.14.2/30
188 115 0 0 0 0 1 1 1 0 0 0 0 0 0 0 1 1
188 115 0 0 0 0 1 1 1 0 0 0 0 0 0 1 0 0 HQ-R2 2 hosts 188.115.14.4/30 188.115.14.5/30 188.115.14.7/30 188.115.14.6/30
188 115 0 0 0 0 1 1 1 0 0 0 0 0 0 1 1 1

10.10.64.0/21

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 10 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 BAN-LAN-2 (275 hosts) 10.10.64.0/23 10.10.64.1/23 10.10.65.255/23 10.10.65.254/23
10 10 0 1 0 0 0 0 0 1 1 1 1 1 1 1 1 1
10 10 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 BAN-LAN-1 (100 hosts) 10.10.66.0/25 10.10.66.1/25 10.10.66.127/25 10.10.66.126/25
10 10 0 1 0 0 0 0 1 0 0 1 1 1 1 1 1 1
10 10 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 BAN-LAN-3 (25 hosts) 10.10.66.128/27 10.10.66.129/27 10.10.66.159/27 10.10.66.158/27
10 10 0 1 0 0 0 0 1 0 1 0 0 1 1 1 1 1

10.10.68.0/23

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 10 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 PHX-LAN-2 (150 hosts) 10.10.68.0/24 10.10.68.1/24 10.10.68.255/24 10.10.68.254/24
10 10 0 1 0 0 0 1 0 0 1 1 1 1 1 1 1 1
10 10 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 PHX-LAN-3 (75 hosts) 10.10.69.0/25 10.10.69.1/25 10.10.69.127/25 10.10.69.126/25
10 10 0 1 0 0 0 1 0 1 0 1 1 1 1 1 1 1
10 10 0 1 0 0 0 1 0 1 1 0 0 0 0 0 0 0 PHX-LAN-1 (25 hosts) 10.10.69.128/27 10.10.69.129/27 10.10.69.159/27 10.10.69.158/27
10 10 0 1 0 0 0 1 0 1 1 0 0 1 1 1 1 1

10.10.70.0/25

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
10 10 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 CHG-LAN-2 (50 hosts) 10.10.70.0/26 10.10.70.1/26 10.10.70.63/26 10.10.70.62/26
10 10 0 1 0 0 0 1 1 0 0 0 1 1 1 1 1 1
10 10 0 1 0 0 0 1 1 0 0 1 0 0 0 0 0 0 CHG-LAN-1 (10 hosts) 10.10.70.64/28 10.10.70.65/28 10.10.70.79/28 10.10.70.78/28
10 10 0 1 0 0 0 1 1 0 0 1 0 0 1 1 1 1

192.168.100.0/24
2 4 62
# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N 3 8 30
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 Subnet A - 55 hosts 192.168.100.0/26 192.168.100.1/26 192.168.100.63/26192.168.100.62/26
192 168 0 1 1 0 0 1 0 0 0 0 1 1 1 1 1 1
192 168 0 1 1 0 0 1 0 0 0 1 0 0 0 0 0 0 Subnet B - 28 hosts 192.168.100.64/2 192.168.100.65/27192.168.100.95/27192.168.100.94/27
192 168 0 1 1 0 0 1 0 0 0 1 0 1 1 1 1 1

192.168.1.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 LAN 1 - 30 hosts 192.168.1.0/27 192.168.1.1/27 192.168.1.31/27 192.168.1.30/27
192 168 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1 1
192 168 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 LAN 2 - 30 hosts 192.168.1.32/27 192.168.1.33/27 192.168.1.63/27 192.168.1.62/27
192 168 0 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 LAN 3 - 30 hosts 192.168.1.64/27 192.168.1.65/27 192.168.1.95/27 192.168.1.94/27
192 168 0 0 0 0 0 0 0 1 0 1 0 1 1 1 1 1
LAN 4 - 30 hosts LAN1Name 192.168.1.96/27 192.168.1.97/27 192.168.1.127/27 192.168.1.126/27

LAN 5 - 30 hosts 192.168.1.128/27 192.168.1.129/27 192.168.1.159/27 192.168.1.158/27

LAN 6 - 30 hosts 192.168.1.160/27 192.168.1.161/27 192.168.1.191/27 192.168.1.190/27

LAN 7 - 30 hosts 192.168.1.192/27

192.168.1.128/27

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 LAN 1 - 14 hosts 192.168.1.128/28 192.168.1.129/28 192.168.1.143/28 192.168.1.142/28
192 168 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1 1
192 168 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 LAN 2 - 14 hosts LAN2Name 192.168.1.144/28 192.168.1.145/28 192.168.1.159/28 192.168.1.158/28
192 168 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1 1
LAN 3 - 14 hosts

LAN 4 - 14 hosts

LAN 5 - 14 hosts

LAN 6 - 14 hosts

LAN 7 - 14 hosts

150.150.0.0/16
# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
150 150 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet 0 150.150.0.0/26
0
150 150 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 Subnet 312 150.150.78.0/26
312

150 150 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 2^2-2=2 (2 hosts per subnet) 150.150.78.0/30

150 150 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet 0 150.150.0.0/26


0
150 150 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 Subnet 1 150.150.0.64/26
1
150 150 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 Subnet 2 150.150.0.128/26
2
150 150 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 Subnet 3 150.150.0.192/26
3
150 150 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Subnet 4 150.150.1.0/26
4
150 150 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 Subnet 5 150.150.1.64/26
5
. . .
. . .
. . .
150 150 0 1 0 0 1 1 0 0 1 1 0 0 0 0 0 0 Subnet 307 150.150.77.192/26
307
150 150 0 1 0 0 1 1 0 1 0 0 0 0 0 0 0 0 Subnet 308 150.150.77.0/26
308
150 150 0 1 0 0 1 1 0 1 0 1 0 0 0 0 0 0 Subnet 309 150.150.77.64/26
309
150 150 0 1 0 0 1 1 0 1 1 0 0 0 0 0 0 0 Subnet 310 150.150.77.128/26
310
150 150 0 1 0 0 1 1 0 1 1 1 0 0 0 0 0 0 Subnet 311 150.150.77.192/26
311
150 150 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 Subnet 312 150.150.78.0/26
312

150.150.0.0/16

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network
150 150 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet 0 150.150.0.0/26
0
150 150 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 Subnet 312 150.150.78.0/26
312

150 150 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 2^2-2=2 (2 hosts per subnet) 150.150.78.0/30

150 150 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet 0 150.150.0.0/26


0
150 150 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 Subnet 1 150.15.0.64/26
1
150 150 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 Subnet 2 150.150.0.128/26
2
150 150 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 Subnet 3 150.150.0.192/26
3
150 150 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Subnet 4 150.150.1.0/26
4
150 150 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 Subnet 5 150.150.1.64/26
5
. .
. .
. .
150 150 0 1 0 0 1 1 0 0 1 1 0 0 0 0 0 0 Subnet 307 150.150.76.192/26
307
150 150 0 1 0 0 1 1 0 1 0 0 0 0 0 0 0 0 Subnet 308 150.150.77.0/26
308
150 150 0 1 0 0 1 1 0 1 0 1 0 0 0 0 0 0 Subnet 309 150.150.77.64/26
309
150 150 0 1 0 0 1 1 0 1 1 0 0 0 0 0 0 0 Subnet 310 150.150.77.128/26
310
150 150 0 1 0 0 1 1 0 1 1 1 0 0 0 0 0 0 Subnet 311 150.150.77.192/26
311
150 150 0 1 0 0 1 1 1 0 0 0 0 0 0 0 0 0 Subnet 312 150.150.78.0/26
312

172.16.128.0/19

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
172 16 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 subnet 172.16.128.0/20 172.16.128.1/20 172.16.143.255/20172.16.143.254/20
172 16 1 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1
172 16 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 2 subnet 172.16.144.0/20 172.16.144.1/20 172.16.159.255/20172.16.159.254/20
172 16 1 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1
Network First Broadcast Last
192.168.10.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 55 hosts Subnet A 192.168.10.0/26 192.168.10.1/26 192.168.10.63/26 192.168.10.62/26
192 168 0 0 0 0 1 0 1 0 0 0 1 1 1 1 1 1
192 168 0 0 0 0 1 0 1 0 0 1 0 0 0 0 0 0 26 hosts Subnet B 192.168.10.64/27 192.168.10.65/27 192.168.10.95/27 192.168.10.94/27
192 168 0 0 0 0 1 0 1 0 0 1 0 1 1 1 1 1

192.168.1.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Subnet 1 - 30 hosts 192.168.1.0/27 192.168.1.1/27 192.168.1.31/27 192.168.1.30/27
192 168 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1 1
192 168 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 Subnet 2 - 30 hosts 192.168.1.32/27 192.168.1.33/27 192.168.1.63/27 192.168.1.62/27
192 168 0 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 Subnet 3 - 30 hosts 192.168.1.64/27 192.168.1.65/27 192.168.1.95/27 192.168.1.94/27
192 168 0 0 0 0 0 0 0 1 0 1 0 1 1 1 1 1
Subnet 4 - 30 hosts 192.168.1.96/27 192.168.1.97/27 192.168.1.127/27 192.168.1.126/27 First Floor LAN

Subnet 5 - 30 hosts 192.168.1.128/27 192.168.1.129/27 192.168.1.159/27 192.168.1.158/27

Subnet 6 - 30 hosts 192.168.1.160/27 192.168.1.161/27 192.168.1.191/27 192.168.1.190/27

192.168.1.128/27

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 Subnet 1 - 14 hosts 192.168.1.128/28 192.168.1.129/28 192.168.1.143/28 192.168.1.142/28
192 168 0 0 0 0 0 0 0 1 1 0 0 0 1 1 1 1
192 168 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 Subnet 2 - 14 hosts 192.168.1.144/28 192.168.1.145/28 192.168.1.159/28 192.168.1.158/28 Second Floor LAN
192 168 0 0 0 0 0 0 0 1 1 0 0 1 1 1 1 1
192.168.1.0

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 subnet 192.168.1.0/28 192.168.1.1/28 192.168.1.15/28 192.168.1.14/28
192 168 0 0 0 0 0 0 0 1 0 0 0 0 1 1 1 1
192 168 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 2 subnet 192.168.1.16/28 192.168.1.17/28 192.168.1.31/28 192.168.1.30/28
192 168 0 0 0 0 0 0 0 1 0 0 0 1 1 1 1 1
192 168 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 3 subnet 192.168.1.32/28 192.168.1.33/28 192.168.1.37/28 192.168.1.36/28
192 168 0 0 0 0 0 0 0 1 0 0 1 0 1 1 1 1
4 subnet 192.168.1.48/28 192.168.1.49/28 192.168.1.63/28 192.168.1.62/28

192.168.1.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First Broadcast Last
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Subnet A - 58 hosts 192.168.1.0/26 192.168.1.1/26 192.168.1.63/26 192.168.1.62/26
192 168 0 0 0 0 0 0 0 1 0 0 1 1 1 1 1 1
192 168 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 Subnet B - 28 hosts 192.168.1.64/27 192.168.1.65/27 192.168.1.95/27 192.168.1.94/27
192 168 0 0 0 0 0 0 0 1 0 1 0 1 1 1 1 1

192.168.33.128/25

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First IP Host Last IP Host Broadcast
192 168 0 0 1 0 0 0 0 1 1 0 0 0 0 0 0 0 BR1 LAN: 40 Hosts 192.168.33.128/26192.168.33.129/26192.168.33.190/26192.168.33.191/26
192 168 0 0 1 0 0 0 0 1 1 0 1 1 1 1 1 1
192 168 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 BR2 LAN: 25 Hosts 192.168.33.192/2 192.168.33.193/27192.168.33.222/27192.168.33.223/27
192 168 0 0 1 0 0 0 0 1 1 1 0 1 1 1 1 1
192 168 0 0 1 0 0 0 0 1 1 1 1 0 0 0 0 0 BR2 IoT LAN (Future): 5 Hosts 192.168.33.224/29192.168.33.225/29192.168.33.230/29192.168.33.231/29
192 168 0 0 1 0 0 0 0 1 1 1 1 0 0 1 1 1
192 168 0 0 1 0 0 0 0 1 1 1 1 0 1 0 0 0 BR2 CCTV LAN (Future): 4 Hosts192.168.33.232/29192.168.33.233/29192.168.33.238/29192.168.33.239/29
192 168 0 0 1 0 0 0 0 1 1 1 1 0 1 1 1 1
192 168 0 0 1 0 0 0 0 1 1 1 1 1 0 0 0 0 BR2 HVAC C2LAN (Future): 4 Ho 192.168.33.240/29192.168.33.241/29192.168.33.246/29192.168.33.247/29
192 168 0 0 1 0 0 0 0 1 1 1 1 1 0 1 1 1
192 168 0 0 1 0 0 0 0 1 1 1 1 1 1 0 0 0 BR1-BR2 Link: 2 Hosts 192.168.33.248/30192.168.33.249/30192.168.33.250/30192.168.33.251/30
192 168 0 0 1 0 0 0 0 1 1 1 1 1 1 0 1 1

192.168.1.0/24

# hosts 65536 32768 16384 8192 4096 2048 1024 512256 128 64 32 16 8 4 2 2^N
∑ bits 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)
# hosts 65534 32766 16382 8190 4094 2046 1022 510254 126 62 30 14 6 2 0 (2^N)-2
# bit 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 N bit Network First IP Host Last IP Host Broadcast
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 Subnet A: 2 Hosts 192.168.1.0/30 192.168.1.3/30
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 Subnet B: 2 Hosts 192.168.1.4/30 192.168.1.7/30
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 1 1 1
192 168 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 Subnet C: 2 Hosts 192.168.1.8/30 192.168.1.11/30
192 168 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 1
Subnet D: 2 Hosts 192.168.1.12/30

Subnet E: 2 Hosts 192.168.1.16/30

Subnet F: 2 Hosts 192.168.1.20/30


7 6 5 4 3 2 1 0 Bit
2^7=128 2^6=64 2^5=32 2^4=16 2^3=8 2^2=4 N/A N/A Plus
1st Octet 2nd Octet 3rd Octet
2^7-2=126 2^6-2=62 2^5-2=30 2^4-2=14 2^3-2=6 2^2-2=2 N/A N/A Max. # Hosts
/25 /26 /27 /28 /29 /30 N/A N/A Mask CIDR

192.168.1.0/24
Base # Hosts Network / Mask Plus Max. # Hosts1st IP Last IP Broadcast
Network A 25 192.168.1.64 / 27 32 30 192.168.1.65 192.168.1.94 192.168.1.95
Network B 50 192.168.1.0 / 26 64 62 192.168.1.1 192.168.1.62 192.168.1.63
Network C 8 192.168.1.96 / 28 16 14 192.168.1.97 192.168.1.110 192.168.1.111
Network D 2 192.168.1.112 / 30 4 2 192.168.1.113192.168.1.114 192.168.1.115
116
172.16.0.0/24
Base # Hosts Network / Mask Plus Max. # Hosts1st IP Last IP Broadcast
Network A 62 172.16.0.128 / 26 64 62 172.16.0.129 172.16.0.190 172.16.0.191
Network B 125 172.16.0.0 / 25 128 126 172.16.0.1 172.16.0.126 172.16.0.127

192
10.10.10.0/24
Base # Hosts Network / Mask Plus Max. # Hosts1st IP Last IP Broadcast
Network A 100 10.10.10.0 / 25 128 126 10.10.10.1 10.10.10.126 10.10.10.127
Network B 18 10.10.10.192 / 27 32 30 10.10.10.193 10.10.10.222 10.10.10.223
Network C 50 10.10.10.128 / 26 64 62 10.10.10.129 10.10.10.190 10.10.10.191
Network D 4 10.10.10.224 / 29 8 6 10.10.10.225 10.10.10.230 10.10.10.231
232
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.1.0
192 168 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 192.168.2.0
192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.0.0/22

192 168 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 192.168.4.0


192 168 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 192.168.5.0
192 168 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 192.168.6.0
192 168 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 192.168.4.0/22

192 168 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.33.0


192 168 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 192.168.33.4
192 168 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 192.168.33.8
192 168 0 0 1 0 0 0 0 1 0 0 0 0 1 1 0 0 192.168.33.12
192 168 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.33.0/28 255.255.255.240

172 31 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.31.8.0
172 31 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 172.31.9.0
172 31 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 172.31.10.0
172 31 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 172.31.11.0
172 31 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.31.8.0/22 255.255.255.252

172 31 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 172.31.12.0
172 31 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 172.31.13.0
172 31 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 172.31.14.0
172 31 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 172.31.15.0
172 31 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 172.31.12.0/22 255.255.255.252

172 31 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.31.8.0/22 255.255.255.252


172 31 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 172.31.12.0/22 255.255.255.252
172 31 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.31.8.0/21 255.255.255.248
172 31 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.31.0.0
172 31 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 172.31.0.128
172 31 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 172.31.1.0
172 31 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 172.31.1.128
172 31 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.31.0.0/23

10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10.10.0.0
10 10 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 10.10.1.0
10 10 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 10.10.2.0
10 10 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 10.10.4.0
10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10.10.0.0/21

172 31 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 172.31.24.0
172 31 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 172.31.26.0

172 31 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 172.31.28.0
172 31 0 0 0 1 1 1 0 1 0 0 0 0 0 0 0 0 172.31.29.0

172 31 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 0 172.31.30.0
172 31 0 0 0 1 1 1 1 0 1 0 0 0 0 0 0 0 172.31.30.128

192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.0.0/24


192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.1.0/25
192 168 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 192.168.1.128/26
192 168 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 192.168.1.192/27
192 168 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 192.168.1.224/28
192 168 0 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 192.168.1.240/30
192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.0.0/23

172 16 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 172.16.11.0/24
172 16 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 172.16.12.0/24
172 16 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 172.16.13.0/24
172 16 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 172.16.14.0/24
172 16 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.16.8.0/21

172 16 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 172.16.33.0/24
172 16 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 172.16.34.0/24
172 16 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 172.16.35.0/24
172 16 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 172.16.36.0/24
172 16 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 172.16.32.0/21

10 4 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 10.4.10.0/24
10 4 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 10.4.11.0/24 subnet mask wildcard mask
10 4 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 10.4.10.0/23 255.255.254.0 0.0.1.255

10 10 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 10.10.16.0/24
10 10 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 10.10.17.0/24
10 10 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 10.10.16.0/23

192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.64.0/23


192 168 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 192.168.66.0/23
192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.64.0/22

192 168 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 192.168.68.0/24


192 168 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 192.168.69.0/24
192 168 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 192.168.68.0/23

192 168 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 192.168.70.0/25


192 168 0 1 0 0 0 1 1 0 1 0 0 0 0 0 0 0 192.168.70.128/25
192 168 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 192.168.70.0/24

192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.64.0/22


192 168 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 192.168.68.0/23
192 168 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 192.168.70.0/24
192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.64.0/21
192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.0.0/25
192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.1.0/24
192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.0.0/23

192 168 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 192.168.200.0/24


192 168 1 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 192.168.201.0/24
192 168 1 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 192.168.202.0/24
192 168 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 192.168.200.0/22

10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10.10.0.0
10 10 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 0 10.10.15.0
10 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 10.10.0.0/20

172 22 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 172.22.1.128/27
172 22 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 172.22.1.160/27
172 22 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 172.22.1.128/26

172 31 1 0 0 1 1 1 0 1 0 0 0 0 0 0 0 0 172.31.157.0/26
172 31 1 0 0 1 1 1 0 1 0 1 0 0 0 0 0 0 172.31.157.64/27
172 31 1 0 0 1 1 1 0 1 0 1 1 0 0 0 0 0 172.31.157.96/30
172 31 1 0 0 1 1 1 0 1 0 0 0 0 0 0 0 0 172.31.157.0/25

HQ 172 22 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.22.64.0/23
172 22 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 172.22.66.0/23
172 22 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.22.64.0/22

Branch1 172 22 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 172.22.70.0/25


172 22 0 1 0 0 0 1 1 0 1 0 0 0 0 0 0 0 172.22.70.128/25
172 22 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 172.22.70.0/24

Branch2 172 22 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.22.68.0/24


172 22 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 172.22.69.0/24
172 22 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.22.68.0/23
All 172 22 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.22.64.0/22
172 22 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 172.22.70.0/24
172 22 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.22.68.0/23
172 22 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.22.64.0/21

172 16 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.16.4.0/24
172 16 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 172.16.5.0/24
172 16 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 172.16.6.0/24
172 16 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.16.4.0/22

192 168 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.1.0/24


192 168 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 192.168.2.0/24
192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 192.168.0.0/22

192 168 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 192.168.4.0/24


192 168 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 192.168.5.0/24
192 168 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 192.168.6.0/24
192 168 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 192.168.4.0/22

192 168 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 192.168.200.0/24


192 168 1 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 192.168.201.0/24
192 168 1 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 192.168.202.0/24
192 168 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 192.168.200.0/22

172 27 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 172.27.1.0/24
172 27 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 172.27.2.0/24
172 27 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 172.27.3.0/24
172 27 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.27.0.0/22

172 27 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.27.4.0/24
172 27 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 172.27.5.0/24
172 27 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 172.27.6.0/24
172 27 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.27.4.0/22
192 168 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.33.0/30
192 168 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 192.168.33.4/30
192 168 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 192.168.33.8/30
192 168 0 0 1 0 0 0 0 1 0 0 0 0 1 1 0 0 192.168.33.12/30
192 168 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 192.168.33.0/28

172 16 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 172.16.11.0/24
172 16 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 172.16.12.0/24
172 16 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 172.16.13.0/24
172 16 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 172.16.14.0/24
172 16 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 172.16.8.0/21

172 16 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 172.16.33.0/24
172 16 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 172.16.34.0/24
172 16 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 172.16.35.0/24
172 16 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 172.16.36.0/24
172 16 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 172.16.32.0/21

172 29 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.29.4.0/25
172 29 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 172.29.4.128/25
172 29 0 0 0 0 0 1 1 0 0 0 0 0 0 1 0 0 172.29.6.4/30
172 29 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 172.29.6.8/30
172 29 0 0 0 0 0 1 1 0 0 0 0 0 1 1 0 0 172.29.6.12/30
172 29 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 172.29.6.0/30
172 29 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 172.29.4.0/22

172 29 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.29.0.0/24
172 29 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 172.29.1.0/24
172 29 0 0 0 0 0 0 1 1 0 0 0 0 1 1 0 0 172.29.3.12/30
172 29 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 172.29.3.8/30
172 29 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 172.29.3.0/30
172 29 0 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 172.29.3.4/30
172 29 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 172.29.0.0/22
10 101 99 228 Decimal
IP Address
0 1 1 0 0 1 0 1 0 1 1 0 0 0 1 1 1 1 1 0 0 1 0 0 Binary

255 0 0 0 Decimal
Subnet Mask
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Binary

255 255 128 0 Decimal


New Subnet Mask
1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Binary

128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)

0 1 1 0 0 1 0 1 0 1 1 0 0 0 1 1 1 1 1 0 0 1 0 0 IP Address
1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Subnet Mask
0 1 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Network
10 101 0 0

0 1 1 0 0 1 0 1 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Broadcast
10 101 127 255
192 135 250 180 Decimal
IP Address
1 0 1 1 0 1 0 0 Binary

255 255 255 248 Decimal


Subnet Mask
1 1 1 1 1 0 0 0 Binary

128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 128 64 32 16 8 4 2 1 2^(N-1)

1 0 1 1 0 1 0 0 IP Address
1 1 1 1 1 0 0 0 Subnet Mask
1 0 1 1 0 0 0 0 Network
192 135 250 176

1 0 1 1 0 1 1 1 Broadcast
192 135 250 183
Network (Decimal)
Network (Binary)
Subnet Mask (Decimal)
Subnet Mask (Binary)
Broadcast (Decimal)
Broadcast (Binary)
First IP Address

Last IP Address
192.168.64.0/23 192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.66.0/23 192 168 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:F::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1
192.168.64.0/22 192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/63 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.68.0/24 192 168 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:1::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
192.168.69.0/24 192 168 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 0 2001:DB8:ACAD:2::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0
192.168.68.0/23 192 168 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:0::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
192.168.70.0/25 192 168 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:9::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
192.168.70.128/25 192 168 0 1 0 0 0 1 1 0 1 0 0 0 0 0 0 0 2001:DB8:ACAD:A::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0
192.168.70.0/24 192 168 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:8::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
192.168.64.0/22 192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/63 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.68.0/23 192 168 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:0::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
192.168.70.0/24 192 168 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:8::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
192.168.64.0/21 192 168 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:0::/60 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2019 DB26 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2020 DB27 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2021 DB28 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2022 DB29 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2023 DB30 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2024 DB31 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2025 DB32 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
192.168.0.0/24 192 168 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD:E::/64 2026 DB33 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0

2001:DB8:ACAD:0::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0


2001:DB8:ACAD:1::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
2001:DB8:ACAD:2::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0
2001:DB8:ACAD:3::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
2001:DB8:ACAD:0::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

2001:DB8:ACAD:4::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0


2001:DB8:ACAD:5::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
2001:DB8:ACAD:6::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0
2001:DB8:ACAD:7::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1
2001:DB8:ACAD:4::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0

2001:DB8:1:8::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0


2001:DB8:1:9::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
2001:DB8:1:A::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0
2001:DB8:1:B::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1
2001:DB8:1:8::/62 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0

2001:DB8:1:C::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0


2001:DB8:1:D::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1
2001:DB8:1:E::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0
2001:DB8:1:F::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1
2001:DB8:1:C::/62 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0

2001:DB8:1:8::/62 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0


2001:DB8:1:C::/62 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0
2001:DB8:1:8::/61 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0

2001:DB8:1:C::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0

2001:DB8:CAFE:2::/64 2001 DB8 CAFÉ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0


2001:DB8:CAFE:3::/64 2001 DB8 CAFÉ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
2001:DB8:CAFÉ:2::/63 2001 DB8 CAFÉ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0

R1 G0/0 2001:DB8:ACAD:00C8::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0


R1 G0/1 2001:DB8:ACAD:00C9::/64
R2 G0/0 2001:DB8:ACAD:00CA::/64
R2 G0/1 2001:DB8:ACAD:00CB::/64
WAN 2001:DB8:ACAD:00CC::/64

2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0

B1 2001:DB8:FADE:00FF::/64 2001 DB8 FADE 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1


B2 2001:DB8:FADE:0100::/64 2001 DB8 FADE 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0

2001:DB8:1:A::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0


2001:DB8:1:B::/64 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1
2001:DB8:1:A::/63 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0

2001:DB8:ACAD:E::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0


2001:DB8:ACAD:F::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1
2001:DB8:ACAD:E::/63 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0

2001:DB8:ACAD:1::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1


2001:DB8:ACAD:2::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0
2001:DB8:ACAD:0::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

2001:DB8:ACAD:9::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1


2001:DB8:ACAD:A::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0
2001:DB8:ACAD:8::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0

2001:DB8:ACAD:E::/63 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0


2001:DB8:ACAD:0::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
2001:DB8:ACAD:8::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0
2001:DB8:ACAD:0::/60 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

2001:DB8:ACAD:0::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0


2001:DB8:ACAD:1::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
2001:DB8:ACAD:2::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0
2001:DB8:ACAD:0::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

2001:DB8:5F73:A::/64 2001 DB8 5F73 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0


2001:DB8:5F73:B::/64 2001 DB8 5F73 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1
2001:DB8:5F73:C::/64 2001 DB8 5F73 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0
2001:DB8:5F73:D::/64 2001 DB8 5F73 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1
2001:DB8:5F73:8::/61 2001 DB8 5F73 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0

16bits 16bits 16bits 16bits Subnet First IPv6 Second IPv6


2001:DCCC:ACAD::/48 10th subnet 2001 DCCC ACAD 0009 /64 2001:DCCC:ACAD:0009::/64 2001:DCCC:ACAD:0009::1/62001:DCCC:ACAD:0009::2/6
11th subnet 2001 DCCC ACAD 000A /64 2001:DCCC:ACAD:000A::/64 2001:DCCC:ACAD:000A::1/62001:DCCC:ACAD:000A::2/6
Auto Cost Reference
Bandwith (100) - Ancho de
Banda de Referencia (100) 100,000,000 100,000,000 100,000,000
Data Transfer Rate
(Bandwidth) - Índice de
Transferencia de Datos
128,000 1,000,000,000 100,000,000
(Ancho de Banda)
Cost - Costo 781.25 0.1 1

Auto Cost Reference


Bandwith (1000) - Ancho de
Banda de Referencia (1000) 1,000,000,000 1,000,000,000 1,000,000,000
Data Transfer Rate
(Bandwidth) - Índice de
Transferencia de Datos
(Ancho de Banda) 128,000 1,000,000,000 100,000,000
Cost - Costo 7,812.50 1 10
2001:DB8:1:1:A000::/72 2001 DB8 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:A::/64 2001 DB8 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2001:DB8:ACAD:0000::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
2001:DB8:1:1:A100::/72 2001 DB8 1 1 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 2001:DB8:B::/64 2001 DB8 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 2001:DB8:ACAD:0001::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
2001:DB8:1:1:A200::/72 2001 DB8 1 1 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 2001:DB8:A::/47 2001 DB8 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2001:DB8:ACAD:0002::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0
2001:DB8:1:1:A300::/72 2001 DB8 1 1 1 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 2001:DB8:ACAD:0003::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
2001:DB8:1:1:A000::/70 2001 DB8 1 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2001:DB8:ACAD::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0

2001:DB8:1:1:BB80::/76 2001 DB8 1 1 1 0 1 1 1 0 1 1 1 0 0 0 0 0 0 0 2001:DB8:ACAD:0004::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0


2001:DB8:1:1:BB90::/76 2001 DB8 1 1 1 0 1 1 1 0 1 1 1 0 0 1 0 0 0 0 2001:DB8:ACAD:0005::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
2001:DB8:1:1:BBA0::/76 2001 DB8 1 1 1 0 1 1 1 0 1 1 1 0 1 0 0 0 0 0 2001:DB8:ACAD:0006::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0
2001:DB8:1:1:BBB0::/76 2001 DB8 1 1 1 0 1 1 1 0 1 1 1 0 1 1 0 0 0 0 2001:DB8:ACAD:0007::/64 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1
2001:DB8:1:1:BB80::/74 2001 DB8 1 1 1 0 1 1 1 0 1 1 1 0 0 0 0 0 0 0 2001:DB8:ACAD:4::/62 2001 DB8 ACAD 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0

2001:DB8:1:1:A000:::/72 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0


2001:DB8:1:1:A100:::/72 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
2001:DB8:1:1:A200:::/72 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0
2001:DB8:1:1:A300:::/72 2001 DB8 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
Maintenan
Train Rebuild
IOS Images Hardware Feature Set Train No. ce
Identifier Identifier
Release
c1841-advipservicesk9-mz.124-24.T6.bin

c1841-ipbasek9-mz.124-12.bin

c2800nm-advipservicesk9-mz.124-15.T9.bin

c2801-ipbasek9-mz.124-25f.bin

c2801-advsecurityk9-mz.124-18e.bin

Major Minor New Maintenance Maintenance


IOS Images Hardware Feature Set
Release Release Feature Release Rebuild
c1900-universalk9-mz.SPA.153-2.T.bin

c1900-universalk9-mz.SPA.152-4.M2.bin

c2900-universalk9-mz.SPA.151-4.M4.bin

c2900-universalk9-mz.SPA.152-3.T3.bin

Maintenan Train Rebuild


IOS 12.4 Image Hardware Feature Set Train No.
ce Identifier Identifier

Major Minor New Maintenance Maintenance


IOS 15 Image Hardware Feature Set
Release Release Feature Release Rebuild
Decimal Prefix - CIDR
255.255.255.255 /32
255.255.255.254 /31
255.255.255.252 /30
255.255.255.248 /29
255.255.255.240 /28
255.255.255.224 /27
255.255.255.192 /26
255.255.255.128 /25
255.255.255.0 /24
255.255.254.0 /23
255.255.252.0 /22
255.255.248.0 /21
255.255.240.0 /20
255.255.224.0 /19
255.255.192.0 /18
255.255.128.0 /17
255.255.0.0 /16
255.254.0.0 /15
255.252.0.0 /14
255.248.0.0 /13
255.240.0.0 /12
255.224.0.0 /11
255.192.0.0 /10
255.128.0.0 /9
255.0.0.0 /8
Subnet Mask 255 255 255 0 11111111 11111111 11111111 00000000

255 255 255 255 -


255 255 255 0
Wildcard Mask 0 0 0 255 00000000 00000000 00000000 11111111

Subnet Mask 255 255 255 252 11111111 11111111 11111111 11111100

255 255 255 255 -


255 255 255 252
Wildcard Mask 0 0 0 3 00000000 00000000 00000000 00000011

Subnet Mask 255 255 240 0 11111111 11111111 11110000 00000000

255 255 255 255 -


255 255 240 0
Wildcard Mask 0 0 15 255 00000000 00000000 00001111 11111111

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